Re: Re-thing PG_MODULE_MAGIC - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Re-thing PG_MODULE_MAGIC
Date
Msg-id 200606161248.k5GCm0604648@candle.pha.pa.us
Whole thread Raw
In response to Re: Re-thing PG_MODULE_MAGIC  (Martijn van Oosterhout <kleptog@svana.org>)
List pgsql-hackers
Martijn van Oosterhout wrote:
-- Start of PGP signed section.
> On Fri, Jun 16, 2006 at 12:01:53AM -0400, Bruce Momjian wrote:
> > OK, new text:
> > 
> >     The <quote>magic block</> required in all PostgreSQL-supported libraries
> >     is checked to guarantee compatibility.  For this reason, non-PostgreSQL
> >     libraries cannot be loaded in this way.
> 
> Heh. "guarantee"? We only check four things and it's possible to change
> the system in all sorts of subtle ways (--integer-datetimes) that won't
> be picked up. Ofcourse, for 99% of modules this is not a problem but
> I'm not sure if the word "guarantee" is appropriate.
> 
> Maybe just "checked for compatibility", or "determine" or "ascertain".

OK, new text in new paragraph:
       Every  PostgreSQL-supported library has a <quote>magic       block</> that is checked to guarantee
compatibility.      For this reason, non-PostgreSQL libraries cannot be       loaded in this way.
 

--  Bruce Momjian   http://candle.pha.pa.us EnterpriseDB    http://www.enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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